// Copyright (c) 2009 Dukascopy (Suisse) SA. All Rights Reserved.
package jforex.strategies.indicators;

import java.text.DecimalFormat;

import com.dukascopy.api.IAccount;
import com.dukascopy.api.IBar;
import com.dukascopy.api.IConsole;
import com.dukascopy.api.IContext;
import com.dukascopy.api.IIndicators;
import com.dukascopy.api.IMessage;
import com.dukascopy.api.IStrategy;
import com.dukascopy.api.ITick;
import com.dukascopy.api.Instrument;
import com.dukascopy.api.JFException;
import com.dukascopy.api.Period;
import com.dukascopy.api.IIndicators.MaType;
import com.dukascopy.api.indicators.IIndicator;

/**
 カスタムプライス配列のインジケータ算出例です
*/


public class MAOnArray implements IStrategy {
    
    IIndicators indicators;
    IIndicator maIndicator;
    IConsole console;
    
    public static DecimalFormat df = new DecimalFormat("0.00000");

    @Override
    public void onStart(IContext context) throws JFException {
        console     = context.getConsole();
        indicators  = context.getIndicators();
        maIndicator = indicators.getIndicator("MA");
        
        // オプション入力設定
        maIndicator.setOptInputParameter(0, 3);
        maIndicator.setOptInputParameter(1, MaType.SMA.ordinal());
        
        // 入力設定
        double [] priceArr = new double [] { 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1};
        maIndicator.setInputParameter(0, priceArr);
        
        // 出力設定
        double [] resultArr = new double [priceArr.length];
        maIndicator.setOutputParameter(0, resultArr);
        
        // 算出
        maIndicator.calculate(0, priceArr.length - 1);
        
        // 結果をログ出力
        console.getOut().println(arrayToString(resultArr));
        
        context.stop();
    }
    
    public static String arrayToString(double[] arr) {
        String str = " ";
        for (int r = 0; r < arr.length; r++) {
            str += "[" + r + "] " + df.format(arr[r]) + "; ";
        }
        return str;
    }

    @Override
    public void onTick(Instrument instrument, ITick tick) throws JFException {}
    @Override
    public void onBar(Instrument instrument, Period period, IBar askBar, IBar bidBar) throws JFException {}
    @Override
    public void onMessage(IMessage message) throws JFException {}
    @Override
    public void onAccount(IAccount account) throws JFException {}
    @Override
    public void onStop() throws JFException {}
}